docs: def _getnode(self, curie):  # convention is lowercase names
          """
          This is a wrapper for creating a URIRef or Bnode object
          with a given a curie or iri as a string.
  
          If an id starts with an underscore, it assigns it to a BNode, otherwise
          it creates it with a standard URIRef.
          Alternatively, self.skolemize_blank_node is True,
          it will skolemize the blank node
  
          :param curie: str identifier formatted as curie or iri
          :return: node: RDFLib URIRef or BNode object
          """
          node = None
          if curie[0] == '_':
              if self.are_bnodes_skized is True:
                  node = self.skolemizeBlankNode(curie)
              else:  # delete the leading underscore to make it cleaner
                  node = BNode(re.sub(r'^_:|^_', '', curie, 1))
  
          # Check if curie string is actually an IRI
          elif curie[:4] == 'http' or curie[:3] == 'ftp':
              node = URIRef(curie)
          else:
              iri = RDFGraph.curie_util.get_uri(curie)
              if iri is not None:
                  node = URIRef(RDFGraph.curie_util.get_uri(curie))
                  # Bind prefix map to graph
                  prefix = curie.split(':')[0]
                  if prefix not in self.namespace_manager.namespaces():
                      mapped_iri = self.curie_map[prefix]
                      self.bind(prefix, Namespace(mapped_iri))
              else:
                  LOG.error("couldn't make URI for %s", curie)
          return node